Airflow-Triggered Wireless Pairing in Aerosol Delivery Devices

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Solution Overview

Problem

Existing aerosol delivery devices, such as electronic cigarettes, require user-actuation of buttons to initiate wireless broadcasting for connection with capable wireless devices, which can be complex and inconvenient.

Innovation Solution

The implementation of a trigger-based wireless broadcasting method in aerosol delivery devices, where the initiation of wireless broadcasting is automatically triggered by the detection of airflow, independent of user-actuation of any button.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If wireless broadcasting is initiated automatically without user-actuated buttons, then ease of operation is improved, but device complexity increases due to trigger detection mechanisms

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The aerosol delivery device automatically initiates wireless broadcasting by detecting airflow triggers without requiring user interaction with buttons or controls. The system serves itself by using the act of inhalation (airflow) as the trigger signal to start broadcasting availability, eliminating the need for separate user activation steps.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces mechanical button-actuation systems with an airflow detection system. Instead of requiring physical button presses to initiate broadcasting, the device uses sensors to detect airflow patterns (such as during inhalation) and automatically triggers the wireless broadcasting function, substituting mechanical interaction with a sensor-based detection system.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If wireless broadcasting is initiated without button actuation, then user convenience is improved, but manufacturing complexity increases due to additional trigger detection components

Engineering Contradiction:
Improveuser convenienceVSAvoidmanufacturing complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The airflow detection mechanism serves multiple functions within the device: it detects user inhalation for aerosol generation control and simultaneously triggers wireless broadcasting availability. This multi-functionality reduces the need for separate dedicated trigger components, simplifying manufacturing while improving user convenience.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The device uses its existing operational triggers (airflow detection during normal use) to simultaneously initiate wireless broadcasting, rather than requiring separate manufacturing of dedicated broadcast initiation components. The system leverages existing sensor capabilities for dual purposes.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP3925653B1Trigger-based wireless broadcasting for aerosol delivery devices
Publication Date: 2025.06.11 RAI STRATEGIC HOLDINGS INC
  • EP3925653B1 patent drawingFigure 1
  • EP3925653B1 patent drawingFigure 2
  • EP3925653B1 patent drawingFigure 3

AI summary

An aerosol delivery device comprising a control component and a communication interface is provided. The control component controls operation of at least one functional element of the aerosol delivery device in instances in which a flow of air through at least a portion of the at least one housing is detected. The communication interface is coupled to the control component and enables wireless communication. The control component further detects a predefined trigger, and automatically in response thereto, causes the communication interface to broadcast availability of the aerosol delivery device for connection with a capable wireless device. The predefined trigger includes at least one instance in which the flow of air is detected, and excludes user-actuation of any button on the aerosol delivery device.